APHG Unit 2 first 1/5

What are push factors in migration?

Push factors induce people to move out of their present location.

What are pull factors in migration?

Pull factors induce people to move into a new location.

Name the four categories of migration factors.

Environmental, Political, Economic, Social.

What is a floodplain?

An area subject to flooding during a specific number of years based on historic trends.

What does desertification refer to?

Human actions causing deterioration of land to a desert-like condition.

What occurs during Stage 1 of the Demographic Transition Model?

Low growth with practically 0 NIR due to high CBR and high CDR; dependent on hunting/gathering.

What is the agricultural revolution?

The period when humans first domesticated plants and animals.

Which countries are examples of Stage 2 in the Demographic Transition Model?

Guatemala, Yemen.

What characterizes Stage 3 of the Demographic Transition Model?

Moderate growth with a sharp drop in CBR, CDR falls slower; population continues to grow.

What is zero population growth?

When the total fertility rate declines to the point where the natural increase rate equals 0.

What diseases are prevalent in Stage 1 of the Epidemiological Transition Model?

Pestilence and famine caused by infectious diseases, accidents, and human conflicts.

What happens in Stage 2 of the Epidemiological Transition Model?

The number of pandemics declines due to improved sanitation, nutrition, and medicine.

What characterizes Stage 4 in the Epidemiological Transition Model?

Delayed degenerative diseases as age-related diseases onset is postponed through advanced medical procedures.

What does the Malthusian Theorem describe?

The supply of food cannot keep up with the growth of human population, leading to disease, famine, and war.

What is an argument against the Malthusian Theorem?

Advancements in technology and agriculture can increase food production to outpace population growth.